“rare element”的概念、定义、翻译、参考文献-科学参考

单词	rare element
释义	rare element Encyclopedia 理学短周期释 rare element稀有元素自然界中储量、分布稀少（一般地壳丰度为0.01%以下）且人类应用的量较少的元素总称。 Chemistry ＞无机化学＞无机化学基本概念与无机化合物＞释义 rare element稀有元素
随便看	fishgrading machine fish graph fish growth equation fish growth pattern fish growth rate fish gutting machine fish gynogenesis fish headcutter fish head kidney fish hypoxia adaptation fish immuneorgans, tissues and cells fish immunology fish incubator fish individual fecundity fish infectious diseases fishing Fishing Alone on Frosty River fishing area fishing assisted equipment fishing boats on the river beside mountains fishing box tap fishing by hook and line fishing chart fishing costs fishing economy

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。